Here are some cheats and tips for the game Ikari Warriors.
SXSNZTVI Infinite lives
SXXNVUVS Infinite missiles for tank
SZONZSVS Infinite bullets
SXEYZSVS Infinite grenades
PAUYPTLA Start with 1 life
TAUYPTLA Start with 6 lives
PAUYPTLE Start with 9 lives
ZUNNLZLT Start with 50 bullets
LTEYALZL Start with 99 grenades
PPEYALZU Start with 25 grenades